Astronauts Daniel M. Tani (left), Expedition 16 flight engineer; European Space Agency's (ESA) Paolo Nespoli and Scott E. Parazynski, both STS-120 mission specialists, participate in a training session in one of the full-scale trainers in the Space Vehicle Mockup Facility at Johnson Space Center. Attired in training versions of their shuttle launch and entry suit, the three are seated on the middeck for a post insertion training session. Tani will join Expedition 16 as flight engineer after launching to the International Space Station aboard Atlantis on mission STS-120 and is scheduled to return home aboard Discovery on mission STS-122.